21687172

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{24533}}^1$

素因数の和:24567

約数の個数: 24

約数和(自身を含む): 43277976

約数和(自身を除く): 21590804

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 442, 884, 24533, 49066, 98132, 318929, 417061, 637858, 834122, 1275716, 1668244, 5421793, 10843586, 21687172]

約数ペア:

[(1, 21687172), (2, 10843586), (4, 5421793), (13, 1668244), (17, 1275716), (26, 834122), (34, 637858), (52, 417061), (68, 318929), (221, 98132), (442, 49066), (884, 24533)]